---Bob looks upset. What has happened to him? ---Perhaps his failure to the exam___ his low spirits.
The water froze inside the pipe,causing it to ________and burst.
New ________ show that the economy of our country is continuing to grow.
—Would you rather_______ there tomorrow? —No. I’d rather he________ there instead of me.
A modern city has been set up in______ was a wasteland ten years ago.
The police the murderer everywhere when he suddenly appeared in a theatre.